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    • 6. 发明授权
    • Automatic transmission control system for vehicle
    • 汽车自动变速箱控制系统
    • US5157991A
    • 1992-10-27
    • US666672
    • 1991-03-07
    • Takayuki Sumimoto
    • Takayuki Sumimoto
    • F16H61/00F16H59/24F16H59/44F16H59/72F16H61/02F16H61/10F16H61/18
    • F16H59/72F16H61/0213F16H59/24F16H59/44F16H61/686Y10T477/653Y10T477/693637
    • A control system for an automatic transmission for a vehicle includes a vehicle speed sensor, a throttle opening sensor, and a controller. The controller causes the automatic transmission to upshift on the basis of a first upshift line when the temperature of transmission oil is not lower than a predetermined value and on the basis of a second upshift line when the temperature of transmission oil is lower than the predetermined value. The first upshift line is set so that the automatic transmission is caused to upshift substantially irrespective of the throttle opening when the vehicle speed exceeds a first predetermined speed in a kick-down range and the second upshift line being set so that the automatic transmission is caused to upshift substantially irrespective of the throttle opening when the vehicle speed exceeds a second predetermined speed in said kick-down range. The second predetermined speed is lower than the first predetermined speed.
    • 用于车辆的自动变速器的控制系统包括车速传感器,节气门开度传感器和控制器。 当变速器油的温度不低于预定值时,控制器基于第一升档线升档,并且当变速箱油的温度低于预定值时,基于第二升档线 。 第一升档线被设定为使得当车速超过第一预定速度在下降范围内时,使自动变速器基本上升高,而不考虑节气门开度,并且第二升档线被设定为使得自动变速器被引起 当在所述降档范围内车速超过第二预定速度时,无论油门开度如何,基本上升档。 第二预定速度低于第一预定速度。
    • 8. 发明授权
    • Control apparatus for automatic transmission
    • 自动变速箱控制装置
    • US5048373A
    • 1991-09-17
    • US577104
    • 1990-09-04
    • Takayuki SumimotoShunichi EgawaTakahiro Kyohzuka
    • Takayuki SumimotoShunichi EgawaTakahiro Kyohzuka
    • F16H61/10F16H59/20F16H61/02F16H61/04F16H61/18
    • F16H61/0213F16H59/20F16H61/686Y10T477/693637Y10T477/693643
    • A control apparatus for an automatic transmission is disclosed which has shift valves to which a kickdown pressure, governor pressure corresponding to vehicle velocity and throttle pressure are applied, wherein the shift valves are changed over in dependence upon an equilibrium. The apparatus controls the application of the kickdown pressure to the shift valves. When the transmission speed detected during the kickdown operation is a relatively lower speed and vehicle velocity is rising, the kickdown pressure is applied within a first velocity region (Z1 or Z4) on a lower velocity side of a first vehicle velocity (V.sub.U2I or V.sub.U3I) which is less than an engine overrun point (V.sub.o1 or V.sub.o2); it is not applied within a second velocity region (Z2 or Z5) which is set from the first vehicle velocity to a second vehicle velocity which exceeds the engine overrun point (V.sub.o1 or V.sub.o2); and it is applied within a third velocity region (Z3 or Z6) which exceeds the second vehicle velocity.
    • 公开了一种用于自动变速器的控制装置,其具有换档阀,在该换档阀上施加有相应于车辆速度和节气门压力的调压器压力的下降压力,其中换档阀根据平衡而改变。 该装置控制向换挡阀施加降压压力。 当在降档操作期间检测到的传输速度是相对较低的速度并且车速上升时,在第一车速(VU2I或VU3I)的较低速度侧的第一速度区域(Z1或Z4)内施加降档压力, 小于发动机超限点(Vo1或Vo2); 在从第一车速到超过发动机超限点(Vo1或Vo2)的第二车速的第二速度区域(Z2或Z5)中不被施加; 并且被施加在超过第二车速的第三速度区域(Z3或Z6)内。